5516181267 has 16 divisors (see below), whose sum is σ = 7799745312. Its totient is φ = 3455713280.

The previous prime is 5516181259. The next prime is 5516181269. The reversal of 5516181267 is 7621816155.

It is a cyclic number.

It is not a de Polignac number, because 5516181267 - 2³ = 5516181259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5516181269) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51678 + ... + 117059.

It is an arithmetic number, because the mean of its divisors is an integer number (487484082).

Almost surely, 2^5516181267 is an apocalyptic number.

5516181267 is a deficient number, since it is larger than the sum of its proper divisors (2283564045).

5516181267 is a wasteful number, since it uses less digits than its factorization.

5516181267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169398.

The product of its digits is 100800, while the sum is 42.

The square root of 5516181267 is about 74270.9988286141. The cubic root of 5516181267 is about 1766.9035488266.

The spelling of 5516181267 in words is "five billion, five hundred sixteen million, one hundred eighty-one thousand, two hundred sixty-seven".